package com.fsp.blog.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;

import java.util.concurrent.Executor;

/**
 * @author fushengping
 * @className ThreadPoolConfig
 * @description 线程池配置，单独开一个阅读后，阅读次数加1的线程，避免阻塞（登录用户信息存放于主线程，不在线程池里）
 * @date 2021/11/20 11:22
 */
@Configuration
@EnableAsync  //开启多线程（异步）
public class ThreadPoolConfig {

    @Bean("taskExecutor") //线程池名
    public Executor asyncServiceExecutor() {
        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
        // 设置核心线程数
        executor.setCorePoolSize(5);
        // 设置最大线程数
        executor.setMaxPoolSize(20);
        //配置队列大小
        executor.setQueueCapacity(Integer.MAX_VALUE);
        // 设置线程活跃时间（秒）
        executor.setKeepAliveSeconds(60);
        // 设置默认线程名称
        executor.setThreadNamePrefix("码神之路博客项目");
        // 等待所有任务结束后再关闭线程池
        executor.setWaitForTasksToCompleteOnShutdown(true);
        //执行初始化
        executor.initialize();
        return executor;
    }
}
